text: // Flags: --expose-internals
  'use strict';
  const common = require('../common');
  const fixtures = require('../common/fixtures');
  
  common.skipIfInspectorDisabled();
  
  const assert = require('assert');
  const { NodeInstance } = require('../common/inspector-helper.js');
  const { pathToFileURL } = require('url');
  
  const script = fixtures.path('throws_error.js');
  
  async function testBreakpointOnStart(session) {
    console.log('[test]',
                'Verifying debugger stops on start (--inspect-brk option)');
    const commands = [
      { 'method': 'Runtime.enable' },
      { 'method': 'Debugger.enable' },
      { 'method': 'Debugger.setPauseOnExceptions',
        'params': { 'state': 'none' } },
      { 'method': 'Debugger.setAsyncCallStackDepth',
        'params': { 'maxDepth': 0 } }
    ];
  
    if (!common.isChakraEngine) {
      commands.push(
        { 'method': 'Profiler.enable' },
        { 'method': 'Profiler.setSamplingInterval',
          'params': { 'interval': 100 } });
    }
  
    commands.push(
      { 'method': 'Debugger.setBlackboxPatterns',
        'params': { 'patterns': [] } },
      { 'method': 'Runtime.runIfWaitingForDebugger' });
  
    await session.send(commands);
    // ChakraCore stops at the first line of source, not
    // the first line in a file
    await session.waitForBreakOnLine(
      common.isChakraEngine ? 21 : 0, pathToFileURL(script).toString());
  }
  
  
  async function runTest() {
    const child = new NodeInstance(undefined, undefined, script);
    const session = await child.connectInspectorSession();
    await testBreakpointOnStart(session);
    await session.runToCompletion();
    assert.strictEqual(1, (await child.expectShutdown()).exitCode);
  }
  
  runTest();
  